Distillation (AQA GCSE Chemistry): Flashcards
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Practise the cards
15 cards from this deck
What does distillation separate?
What does distillation separate?
Liquids from mixtures using different boiling points
Two main types of distillation
Two main types of distillation
Simple and fractional distillation
What simple distillation separates
What simple distillation separates
One liquid from a mixture
Which liquid evaporates first in distillation
Which liquid evaporates first in distillation
The one with the lower boiling point
Definition of distillate
Definition of distillate
Cooled vapour collected as liquid
What fractional distillation separates
What fractional distillation separates
Mixtures with more than two liquids
What's inside a fractionating column?
What's inside a fractionating column?
Glass beads
What order do liquids leave in fractional distillation?
What order do liquids leave in fractional distillation?
Increasing boiling point order, lowest first
Structure of condenser
Structure of condenser
Two tubes, one inside the other
Function of condenser in distillation
Function of condenser in distillation
Turns vapour to liquid using cold water
Why not use Bunsen burner with ethanol
Why not use Bunsen burner with ethanol
Ethanol is flammable - fire/explosion risk
Safe heating method for ethanol
Safe heating method for ethanol
Electrical heater
Boiling point of ethanol
Boiling point of ethanol
In ethanol-water mix, which distils first
In ethanol-water mix, which distils first
Ethanol (lower boiling point)
Which substance distils out first
Which substance distils out first
The one with lowest boiling point